#50101B#50101B

#50101B is a dark, moderate red. Relative luminance 0.022; OKLCH L 29.0% C 0.094 H 15.8°. Best body text is #FFFFFF at 14.68:1 contrast (WCAG AA passes).

Color values

HEX	#50101B
RGB	rgb(80, 16, 27)
HSL	hsl(350, 67%, 19%)
HSV	hsv(350, 80%, 31%)
CMYK	cmyk(0%, 80%, 66.3%, 68.6%)
CIE-LAB	lab(16.28, 30.18, 10.44)
CIE-LCH	lch(16.28, 31.93, 19.09°)
OKLab	oklab(29.01% 0.0904 0.0255)
OKLCH	oklch(29.01% 0.094 15.8)
XYZ	xyz(3.6918, 2.1557, 1.2584)
Luminance	0.0215 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#50101B #105045

analogous

#50103B #50101B #502510

triadic

#50101B #1B5010 #101B50

tetradic

#50101B #3B5010 #105045 #251050

square

#50101B #3B5010 #105045 #251050

split-complementary

#50101B #105025 #103B50

monochromatic

#1A0509 #1D060A #50101B #831A2C #B6243D

Accessibility & contrast

On white

14.68

#50101B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#50101B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #50101B

14.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##50101B	#FFFFFF	#000000	##FFFFFF
##50101B	1.00	14.68	1.43	14.68
#FFFFFF	14.68	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#21201B

Deuteranopia (green-blind)

#322D19

Tritanopia (blue-blind)

#580015

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #50101b;
/* rgb */ color: rgb(80, 16, 27);
/* oklch */ color: oklch(29.0% 0.094 15.8);

Tailwind

colors: {
  custom: {
    50: '#865457',
    500: '#50101b',
    950: '#000000',
  },
}

SCSS

$custom: #50101b;
$custom-light: #865457;
$custom-dark: #000000;

JSON

{
  "hex": "#50101b",
  "rgb": {
    "r": 80,
    "g": 16,
    "b": 27
  },
  "hsl": {
    "h": 349.688,
    "s": 66.667,
    "l": 18.824
  },
  "oklch": {
    "l": 0.29011,
    "c": 0.09393,
    "h": 15.8
  },
  "luminance": 0.02155
}

Semantic roles & 50–950 ramp

primary

#50101B

secondary

#328A7B

accent

#EACC3E

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0303

muted

#7D7878

Preview Lab

Preview with #50101B

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →